PALAEOFLORISTIC ANALYSIS OF THE RIO GUILLERMO FORMATION (LATE EOCENE–EARLY OLIGOCENE?), SANTA CRUZ, ARGENTINA. Ameghiniana, [S. l.], v. 48, n. 3, p. 320–335, 2011. Disponível em: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/349. Acesso em: 21 sep. 2025.